车辆识别系统是通过扫描车辆，形成三维数据后向WMS发送坐标。无人天车根据WVMS发送的车辆坐标及库区内存放的钢卷坐标，执行装车、卸车作业。

　　The vehicle identification system scans the vehicle to formthree-dimensional data and then sends the coordinates to WMSThe unmanned crown block carries out loading and unloadingoperations according to the vehicle coordinates sent by WMSand the coordinates of steel coils stored in the reservoir area.